list1 = [1, '=', '+', 2, "ss"]
print(list1)
str = "="
str = str + "1+" + "2+"
print(str)

str1 = "kadoifllovesshina"
s1 = str1.replace("k", "", 1)
s1 = s1.replace("l", " ", 1)
s1 = s1.replace("s", " ", 1)
print(s1)